OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [builtins-26.c] - Blame information for rev 478

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 298 jeremybenn 
/* Copyright (C) 2003 Free Software Foundation.
2 
 
3 
   Check that constant folding of built-in math functions doesn't
4 
   break anything and produces the expected results.
5 
 
6 
   Written by Roger Sayle, 28th June 2003.  */
7 
 
8 
/* { dg-do link } */
9 
/* { dg-options "-O2 -ffast-math" } */
10 
 
11 
extern void link_error(void);
12 
 
13 
extern double trunc(double);
14 
extern double floor(double);
15 
extern double ceil(double);
16 
 
17 
extern float truncf(float);
18 
extern float floorf(float);
19 
extern float ceilf(float);
20 
 
21 
extern long double truncl(long double);
22 
extern long double floorl(long double);
23 
extern long double ceill(long double);
24 
 
25 
void test(double x)
26 
{
27 
  if (trunc (trunc (x)) != trunc (x))
28 
    link_error ();
29 
  if (trunc (floor (x)) != floor (x))
30 
    link_error ();
31 
  if (trunc (ceil (x)) != ceil (x))
32 
    link_error ();
33 
 
34 
  if (floor (trunc (x)) != trunc (x))
35 
    link_error ();
36 
  if (floor (floor (x)) != floor (x))
37 
    link_error ();
38 
  if (floor (ceil (x)) != ceil (x))
39 
    link_error ();
40 
 
41 
  if (ceil (trunc (x)) != trunc (x))
42 
    link_error ();
43 
  if (ceil (floor (x)) != floor (x))
44 
    link_error ();
45 
  if (ceil (ceil (x)) != ceil (x))
46 
    link_error ();
47 
}
48 
 
49 
void testf(float x)
50 
{
51 
  if (truncf (truncf (x)) != truncf (x))
52 
    link_error ();
53 
  if (truncf (floorf (x)) != floorf (x))
54 
    link_error ();
55 
  if (truncf (ceilf (x)) != ceilf (x))
56 
    link_error ();
57 
 
58 
  if (floorf (truncf (x)) != truncf (x))
59 
    link_error ();
60 
  if (floorf (floorf (x)) != floorf (x))
61 
    link_error ();
62 
  if (floorf (ceilf (x)) != ceilf (x))
63 
    link_error ();
64 
 
65 
  if (ceilf (truncf (x)) != truncf (x))
66 
    link_error ();
67 
  if (ceilf (floorf (x)) != floorf (x))
68 
    link_error ();
69 
  if (ceilf (ceilf (x)) != ceilf (x))
70 
    link_error ();
71 
}
72 
 
73 
void testl(long double x)
74 
{
75 
  if (truncl (truncl (x)) != truncl (x))
76 
    link_error ();
77 
  if (truncl (floorl (x)) != floorl (x))
78 
    link_error ();
79 
  if (truncl (ceill (x)) != ceill (x))
80 
    link_error ();
81 
 
82 
  if (floorl (truncl (x)) != truncl (x))
83 
    link_error ();
84 
  if (floorl (floorl (x)) != floorl (x))
85 
    link_error ();
86 
  if (floorl (ceill (x)) != ceill (x))
87 
    link_error ();
88 
 
89 
  if (ceill (truncl (x)) != truncl (x))
90 
    link_error ();
91 
  if (ceill (floorl (x)) != floorl (x))
92 
    link_error ();
93 
  if (ceill (ceill (x)) != ceill (x))
94 
    link_error ();
95 
}
96 
 
97 
 
98 
int main()
99 
{
100 
  test (3.2);
101 
  testf (3.2f);
102 
  testl (3.2l);
103 
  return 0;
104 
}
105 
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.